Chang BI, 2005
Buku Teks
In Young Hwang, author
Graduate School of Public Administration Seoul National Universiarty, 2016
Artikel Jurnal
Inyoung Hwang, author
Seoul National University, 2018
Artikel Jurnal
Artikel Jurnal
Depok : Institute of social service UI, 2000,
Majalah, Jurnal, Buletin